<script setup>
import { ref, useTemplateRef, onMounted, provide } from 'vue'
import { RouterLink, RouterView } from 'vue-router'
import HelloWorld from './components/HelloWorld.vue'

// keys.js
// export const myInjectionKey = Symbol()
// // 在供给方组件中
// import { provide } from 'vue'
// import { myInjectionKey } from './keys.js'

// provide(myInjectionKey, {
//   /* 要提供的数据 */
// })

//异步组件
//<script setup>
// import { defineAsyncComponent } from 'vue'

// const AdminPage = defineAsyncComponent(() =>
//   import('./components/AdminPageComponent.vue')
// )
// </script>

// <template>
//   <AdminPage />
// </template>
const cout1 = ref('')
const name1 = ref(0)
const name2 = ref('')
const childH = ref()
const add1 = (e) => {
  console.log(name1.value)
  console.log(name2.value)
}
const childref = useTemplateRef('childH')
const childsHOW = () => {
  childH.value.shows()
}
const injectvalue = provide('injectvalue', 'popo888')
onMounted(() => {
  console.log(childref)
})
</script>

<template>
  <header>
    <img alt="Vue logo" class="logo" src="@/assets/logo.svg" width="125" height="125" />

    <div class="wrapper">
      <HelloWorld
        ref="childH"
        @click="childsHOW"
        v-model:secound-name="name2"
        v-model:first-name="name1"
        v-model:model-one="cout1"
        title="888"
        @add1="add1"
        msg="You did it!"
      />

      <nav>
        <RouterLink to="/">Home</RouterLink>
        <RouterLink to="/about">About</RouterLink>
      </nav>
    </div>
  </header>

  <RouterView />
</template>

<style scoped>
header {
  line-height: 1.5;
  max-height: 100vh;
}

.logo {
  display: block;
  margin: 0 auto 2rem;
}

nav {
  width: 100%;
  font-size: 12px;
  text-align: center;
  margin-top: 2rem;
}

nav a.router-link-exact-active {
  color: var(--color-text);
}

nav a.router-link-exact-active:hover {
  background-color: transparent;
}

nav a {
  display: inline-block;
  padding: 0 1rem;
  border-left: 1px solid var(--color-border);
}

nav a:first-of-type {
  border: 0;
}

@media (min-width: 1024px) {
  header {
    display: flex;
    place-items: center;
    padding-right: calc(var(--section-gap) / 2);
  }

  .logo {
    margin: 0 2rem 0 0;
  }

  header .wrapper {
    display: flex;
    place-items: flex-start;
    flex-wrap: wrap;
  }

  nav {
    text-align: left;
    margin-left: -1rem;
    font-size: 1rem;

    padding: 1rem 0;
    margin-top: 1rem;
  }
}
</style>
